ISAKMP was originally defined as a framework implementing two critical services to growing IPsec environments, which are dynamic establishment of security associations and dynamic exchange of ...

For smaller networks on which keys can be manually defined, IKE preshared keys (PSKs) can be used. PSKs are manually defined in the IKE policy of each crypto endpoint. Once crypto and ISAKMP policies ...

In Part 1 of this article, we talked about security issues related to sending and receiving IP packets and the function of IP Security, or IPSec. We also discussed different levels of security and ...

IPsec is an addition to IP protocol that allows authentication and encryption of IP datagrams. It is defined in detail in IETF RFCs 2401, RFC 2402, RFC 2406 and RFC 2407 (see Resources). IPsec can be ...

When the idea of MPLS VPNs was first discussed, there was a strong notion of competition between MPLS VPNs and IPsec VPNs. Many people voiced concern that MPLS VPN technology does not add significant ...

The use of IPsec is pervasive throughout the networking industry. However, many organizations are using IPsec in sub-optimal configurations that result in weaker connection security. Many ...